848/1098/1198 Temp Sensor. Alternative?

They're only about £30 new Nelson. Bikesportdevelopments may have them to but not sure on cost there

 

The Vauxhall Agila sorted the oil pressure. Have a look at the Water Temp Sensor for £2.50.

 

Magneti Marelli WTS05 or WTS09 or equivalent. Fitted to many Fiat models including the 1.2L 8V Punto.
Here is an equivalents list Water Temperature Sensor WTS05 / WTS09